Intangible Assets (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended	12 Months Ended
	Jun. 30, 2013	Dec. 31, 2012
Classes of intangible assets
COST	$ 2,982	$ 2,982
Accumulated Amortization	293	182
Total	2,689	2,800
Support Vector Machine (SVM) technology [Member]
Classes of intangible assets
Weighted Average Amortization Period	108 months	108 months
COST	500	500
Accumulated Amortization	84	56
Total	416	444
Laboratory developed test (LDT) technology [Member]
Classes of intangible assets
Weighted Average Amortization Period	164 months	164 months
COST	1,482	1,482
Accumulated Amortization	134	81
Total	1,348	1,401
Flow Cytometry and Cytogenetics technology [Member]
Classes of intangible assets
Weighted Average Amortization Period	202 months	202 months
COST	1,000	1,000
Accumulated Amortization	75	45
Total	$ 925	$ 955